CN203420270U - Fish belly sill part of foundation pit supporting and protecting inner support system - Google Patents
Fish belly sill part of foundation pit supporting and protecting inner support system Download PDFInfo
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- CN203420270U CN203420270U CN201320499844.6U CN201320499844U CN203420270U CN 203420270 U CN203420270 U CN 203420270U CN 201320499844 U CN201320499844 U CN 201320499844U CN 203420270 U CN203420270 U CN 203420270U
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Abstract
The utility model discloses a fish belly sill part of a foundation pit supporting and protecting inner support system. The fish belly sill part comprises a lower chord beam part, a web member part and inclined supporting parts, wherein the lower chord beam part, the web member part and the inclined supporting parts are made of I-shaped steel, square flange plates are fixed to the two ends of the lower chord beam part, grooves in the two sides of the lower chord beam part are provided with reinforcing plates, hanging lug plates and drain holes, and a plurality of connecting holes are formed in an outer side wing plate of the lower chord beam part. Square flange plates are welded to the two ends of the web member part, one end of the web member part is connected with an inner side wing plate of the lower chord beam part through bolts, and grooves in the two sides of the web member part are provided with reinforcing plates and drain holes. Two end faces of the inclined supporting parts are 45-degree diagonal planes, a rectangular flange plate is welded to the two end faces of the inclined supporting parts, one end of each inclined supporting part is connected with the web member part through bolts, the other end of each inclined supporting part is connected with the lower chord beam part through bolts, grooves in the two sides of each inclined supporting part are provided with hanging lug plates and drain holes, and the two inclined supporting parts are symmetrically arranged on the two sides of the web member part respectively. The lower chord beam part, the web member part and webs, made of I-shaped steel, of the inclined supporting parts are in the same plane. According to the technical scheme, the fish belly sill part is convenient to detach and assemble and can be repeatedly used, and the aims of saving construction cost and enabling construction to be conveniently conducted are achieved.
Description
Technical field
The utility model relates to technical field of civil engineering, relates in particular to a kind of fish belly sill parts of pattern foundation pit supporting structure inner support system.
Background technology
In Soft Soil Foundation Pit engineering, steel concrete or steel pipe support supporting and protection structure, in order to reduce the distortion of foundation ditch, increase stability, and conventional method is at present: increase the reinforced concrete fortifield village purlin quantity of size, increase steel pipe support in the street, reduce spacing etc.But this will increase the consumption of constructional materials greatly, also reduced effective construction space in foundation ditch.Due to the steel support structure adopting at present, mainly using single shaped steel or steel pipe as brace summer, between every shaped steel or steel pipe, do not form effectively and connect, can not be as combining structure work, so their support rigidity is lower, the power can bear is relatively limited, for the larger foundation ditch of span, adopts existing steel shotcrete support to be difficult to control its distortion.These support members are owing to being all much to make by site operation requirement, the connection dimension that there is no standard, cannot reach between all parts and exchange and general object, after causing foundation pit construction to complete, most of support components all become expendable consumed product, can not reuse.
Summary of the invention
The utility model, for above-mentioned the deficiencies in the prior art, provides a kind of fish belly sill parts of pattern foundation pit supporting structure inner support system, and easy accessibility, can repeatedly reuse, and reaches the object of saving construction cost, convenient construction.
The technical solution of the utility model is achieved in that
The fish belly sill parts of pattern foundation pit supporting structure inner support system, comprise the lower-cord beam parts that H shaped steel is made, web member parts and diagonal brace parts, the both ends of the surface of the H shaped steel of lower-cord beam parts are cross section and are welded with square flange plate A, on square flange plate A, have four flange hole A, four flange hole A are square four jiaos of distributions, on the same group, the pitch of holes of neighbouring two the flange hole As adjacent with left and right is 200mm, the diameter of described flange hole A is 28mm, in the grooves on two sides of the H shaped steel of described lower-cord beam parts, be equipped with flange strengthening support gusset, flange strengthening support gusset is vertical with the web of the H shaped steel of square flange plate A and lower-cord beam parts and be welded and fixed respectively, in the grooves on two sides of the H shaped steel of described lower-cord beam parts, be provided with a plurality of stiffener A and at least two shackle plate A, stiffener A is vertical with wing plate with the web of the H shaped steel of lower-cord beam parts and be welded and fixed respectively, on shackle plate A, have lifting hole(eyelet) vertical with wing plate with the web of the H shaped steel of lower-cord beam parts and be welded and fixed respectively, on the web of the H shaped steel of lower-cord beam parts, have drain hole A, outside the H shaped steel of described lower-cord beam parts, on wing plate, have a plurality of connecting holes, six connecting holes are one group, six connecting holes of every group are divided into two rows and corresponding setting one by one up and down, the pitch of holes of two neighbouring connecting holes is 200mm, the pitch of holes of two connecting holes that left and right is adjacent is 100mm, the diameter of connecting hole is 28mm, the both ends of the surface of the H shaped steel of described web member parts are cross section and are welded with square flange plate B, square flange plate B is identical with square flange plate A structure, the wing plate centre position, inner side of the square flange plate B of one end of described web member parts and the H shaped steel of described lower-cord beam parts is bolted to connection, in the grooves on two sides of the H shaped steel of described web member parts, be provided with a plurality of stiffener B, stiffener B is vertical with wing plate with the web of the H shaped steel of web member parts and be welded and fixed respectively, on the web of the H shaped steel of web member parts, has drain hole B, the both ends of the surface of the H shaped steel of described diagonal brace parts are 45 ° of scarves and are welded with rectangular flange plate, rectangular flange plate is provided with 10 flange hole B, divide in a symmetrical arrangement two groups, five flange hole B are on the same group distributed in four jiaos and base mid point of isosceles trapezoid, the bottom side length of this isosceles trapezoid is 200mm, top margin is long is 100mm, height is 50mm, the diameter of flange hole B is 28mm, two diagonal brace parts are symmetricly set on respectively the both sides of described web member parts, one side wing of the rectangular flange plate of diagonal brace parts one end and the H shaped steel of web member parts is bolted to connection, the inner side wing plate of the rectangular flange plate of the diagonal brace parts other end and the H shaped steel of lower-cord beam parts is bolted to connection, in the grooves on two sides of the H shaped steel of diagonal brace parts, be provided with at least one shackle plate B, on shackle plate B, have lifting hole(eyelet) vertical with wing plate with the web of the H shaped steel of diagonal brace parts and be welded and fixed respectively, on the web of the H shaped steel of diagonal brace parts, have drain hole C, the web of the H shaped steel of lower-cord beam parts, web member parts and diagonal brace parts is positioned at same plane.
The utility model, owing to having adopted above technical scheme, is comprised of major parts such as lower-cord beam, web member, diagonal braces, has standard size connecting hole on lower-cord beam, can be linked and packed with other standards parts, realizes the assembling object of whole fish belly sill system.This standarized component is the fish belly sill trunk parts of prestress application in inner support system, and a plurality of these parts that differed by size of the same type are combined into the cage construction of fish belly sill, and diagonal brace can allow whole fish belly sill force dispersion, can bear larger power.Diagonal brace, web member are connected with form of flanges with lower-cord beam, easy disassembly and transportation.Easy accessibility, can realize the matching requirements of plurality of specifications foundation ditch, can repeatedly reuse, and reaches the object of saving construction cost.The inner support system of using this cover standard component to assemble out with ad hoc fashion, meeting in prestressed situation, can save larger construction space, convenient construction.Be provided with shackle plate plate, conveniently carry, remove and install and all parts that encloses purlin parts is provided with the connection dimension of standard, reached between all parts and exchanged and general object.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is that the A of Fig. 1 is to view;
Fig. 4 is the structural representation of rectangular flange plate.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is made a detailed explanation.
Embodiment 1:
The fish belly sill parts of pattern foundation pit supporting structure inner support system as shown in Figure 1, comprise the lower-cord beam parts 1 that H shaped steel is made, web member parts 2, with diagonal brace parts 3, 4, the both ends of the surface of the H shaped steel of lower-cord beam parts 1 are cross section and are welded with square flange plate A11, as shown in Figure 3, on square flange plate A11, have four flange hole A111, four flange hole A111 are square four jiaos of distributions, on the same group, the pitch of holes of neighbouring two the flange hole A111s adjacent with left and right is 200mm, the diameter of described flange hole A111 is 28mm, in the grooves on two sides of the H shaped steel of described lower-cord beam parts 1, be equipped with flange strengthening support gusset 12, flange strengthening support gusset 12 is vertical with the web of the H shaped steel of square flange plate A11 and lower-cord beam parts 1 and be welded and fixed respectively, in the grooves on two sides of the H shaped steel of described lower-cord beam parts 1, be provided with a plurality of stiffener A13 and at least two shackle plate A15, stiffener A13 is vertical with wing plate with the web of the H shaped steel of lower-cord beam parts 1 and be welded and fixed respectively, on shackle plate A15, have lifting hole(eyelet) vertical with wing plate with the web of the H shaped steel of lower-cord beam parts 1 and be welded and fixed respectively, on the web of the H shaped steel of lower-cord beam parts 1, have drain hole A14, as shown in Figure 2, outside the H shaped steel of described lower-cord beam parts 1, on wing plate, have a plurality of connecting holes 16, six connecting holes 16 are one group, six connecting holes 16 of every group are divided into two rows and corresponding setting one by one up and down, the pitch of holes of two neighbouring connecting holes 16 is 200mm, the pitch of holes of two connecting holes 16 that left and right is adjacent is 100mm, the diameter of connecting hole 16 is 28mm, the both ends of the surface of the H shaped steel of described web member parts 2 are cross section and are welded with square flange plate B21, square flange plate B21 is identical with square flange plate A11 structure, the wing plate centre position, inner side of the square flange plate B21 of one end of described web member parts 2 and the H shaped steel of described lower-cord beam parts 1 is bolted to connection, in the grooves on two sides of the H shaped steel of described web member parts 2, be provided with a plurality of stiffener B23, stiffener B23 is vertical with wing plate with the web of the H shaped steel of web member parts 2 and be welded and fixed respectively, on the web of the H shaped steel of web member parts 2, has drain hole B22, described diagonal brace parts 3, the both ends of the surface of 4 H shaped steel are 45 ° of scarves and are welded with rectangular flange plate 31, as shown in Figure 4, rectangular flange plate 31 is provided with 10 flange hole B311, divide in a symmetrical arrangement two groups, five flange hole B311 are on the same group distributed in four jiaos and base mid point of isosceles trapezoid, the bottom side length of this isosceles trapezoid is 200mm, top margin is long is 100mm, height is 50mm, the diameter of flange hole B311 is 28mm, two diagonal brace parts 3, 4 are symmetricly set on respectively the both sides of described web member parts 2, diagonal brace parts 3, the rectangular flange plate 31 of 4 one end is bolted to connection with a side wing of the H shaped steel of web member parts 2, diagonal brace parts 3, the rectangular flange plate 31 of 4 other ends is bolted to connection with the inner side wing plate of the H shaped steel of lower-cord beam parts 1, diagonal brace parts 3, in the grooves on two sides of 4 H shaped steel, be provided with at least one shackle plate B32, on shackle plate B32, have lifting hole(eyelet) and respectively with diagonal brace parts 3, the web of 4 H shaped steel is vertical with wing plate and be welded and fixed, diagonal brace parts 3, on the web of 4 H shaped steel, have drain hole C33, the web of the H shaped steel of lower-cord beam parts 1, web member parts 2 and diagonal brace parts 3,4 is positioned at same plane.
The utility model parts are comprised of parts such as the lower-cord beam of H section steel manufacture, web member, diagonal braces, connect each other with flange, convenient for assembly and transportation.There is standard flange on web member top, supports or support is connected with steel strand, and lower-cord beam two ends are also standard flange, enclose purlin be connected with parts of the same type or steel, and on flange, standard bore dia is 28mm, and logical fitted position is 200 * 200mm, and there is reinforcement support angle flange inner side.Lower-cord beam is stressed member maximum in these parts, yielding, therefore be connected to polylith stiffener at H shaped steel internal welding, on lower-cord beam lateral surface, having two row's spacing is 200mm, the gauge orifice that diameter is 28mm, pitch of holes is 100mm, six holes are a small group, and the spacing between group is 200mm, large group of 12 Kong Weiyi, spacing between large group is 400mm, with this standard size with enclose purlin and other standard components and assemble and reach agile and all-purpose object.On lower-cord beam, web member, diagonal brace, be equipped with a plurality of drain holes, so that at rain weather or reach the object of draining in water construction environment, reduce the corrosion of these parts.On lower-cord beam H steel and diagonal brace, weld hanger (symmetry), because of this component weight heavier, cannot be with manually realizing assembling, must use lifting appliance, for guaranteeing to guarantee in hoisting process the safety of lifting, this hanger, in H steel inner side and three welding, guarantees its intensity.
It is emphasized that: be only preferred embodiment of the present utility model above, not the utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (1)
1. the fish belly sill parts of pattern foundation pit supporting structure inner support system, it is characterized in that, comprise the lower-cord beam parts (1) that H shaped steel is made, web member parts (2) and diagonal brace parts (3, 4), the both ends of the surface of the H shaped steel of lower-cord beam parts (1) are cross section and are welded with square flange plate A(11), square flange plate A(11) on, have four flange hole A(111), four flange hole A(111) be square four jiaos of distributions, neighbouring two the flange hole A(111s adjacent with left and right on the same group) pitch of holes is 200mm, described flange hole A(111) diameter is 28mm, in the grooves on two sides of the H shaped steel of described lower-cord beam parts (1), be equipped with flange strengthening support gusset (12), flange strengthening support gusset (12) respectively with the web and square flange plate A(11 of the H shaped steel of lower-cord beam parts (1)) vertical and be welded and fixed, in the grooves on two sides of the H shaped steel of described lower-cord beam parts (1), be provided with a plurality of stiffener A(13) and at least two shackle plate A(15), stiffener A(13) vertical with wing plate with the web of the H shaped steel of lower-cord beam parts (1) and be welded and fixed respectively, shackle plate A(15) on, have lifting hole(eyelet) vertical with wing plate with the web of the H shaped steel of lower-cord beam parts (1) and be welded and fixed respectively, on the web of the H shaped steel of lower-cord beam parts (1), have drain hole A(14), outside the H shaped steel of described lower-cord beam parts (1), on wing plate, have a plurality of connecting holes (16), six connecting holes (16) are one group, six connecting holes (16) of every group are divided into two rows and corresponding setting one by one up and down, the pitch of holes of neighbouring two connecting holes (16) is 200mm, the pitch of holes of two connecting holes (16) that left and right is adjacent is 100mm, the diameter of connecting hole (16) is 28mm, the both ends of the surface of the H shaped steel of described web member parts (2) are cross section and are welded with square flange plate B(21), square flange plate B(21) with square flange plate A(11) structure is identical, the square flange plate B(21 of one end of described web member parts (2)) be bolted to connection with the wing plate centre position, inner side of the H shaped steel of described lower-cord beam parts (1), in the grooves on two sides of the H shaped steel of described web member parts (2), be provided with a plurality of stiffener B(23), stiffener B(23) vertical with wing plate with the web of the H shaped steel of web member parts (2) and be welded and fixed respectively, on the web of the H shaped steel of web member parts (2), have drain hole B(22), described diagonal brace parts (3, 4) both ends of the surface of H shaped steel are 45 ° of scarves and are welded with rectangular flange plate (31), rectangular flange plate (31) is provided with 10 flange hole B(311), divide in a symmetrical arrangement two groups, five flange hole B(311 on the same group) be distributed in four jiaos and base mid point of isosceles trapezoid, the bottom side length of this isosceles trapezoid is 200mm, top margin is long is 100mm, height is 50mm, flange hole B(311) diameter is 28mm, two diagonal brace parts (3, 4) be separately positioned on the both sides of described web member parts (2), diagonal brace parts (3, 4) side wing of the rectangular flange plate (31) of one end and the H shaped steel of web member parts (2) is bolted to connection, diagonal brace parts (3, 4) the inner side wing plate of the rectangular flange plate (31) of the other end and the H shaped steel of lower-cord beam parts (1) is bolted to connection, diagonal brace parts (3, 4) in the grooves on two sides of H shaped steel, be provided with at least one shackle plate B(32), shackle plate B(32) on, have lifting hole(eyelet) and respectively with diagonal brace parts (3, 4) web of H shaped steel is vertical with wing plate and be welded and fixed, diagonal brace parts (3, 4) on the web of H shaped steel, have drain hole C(33), the web of the H shaped steel of lower-cord beam parts (1), web member parts (2) and diagonal brace parts (3,4) is positioned at same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499844.6U CN203420270U (en) | 2013-08-15 | 2013-08-15 | Fish belly sill part of foundation pit supporting and protecting inner support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499844.6U CN203420270U (en) | 2013-08-15 | 2013-08-15 | Fish belly sill part of foundation pit supporting and protecting inner support system |
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| Publication Number | Publication Date |
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| CN203420270U true CN203420270U (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320499844.6U Expired - Fee Related CN203420270U (en) | 2013-08-15 | 2013-08-15 | Fish belly sill part of foundation pit supporting and protecting inner support system |
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| CN (1) | CN203420270U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437362A (en) * | 2013-08-15 | 2013-12-11 | 浙江博雷重型机床制造有限公司 | Fish belly sill part of foundation pit support inner supporting system |
| CN108612113A (en) * | 2018-06-01 | 2018-10-02 | 中铁二院昆明勘察设计研究院有限责任公司 | A kind of foundation pit arch pre-loaded support struts structure and support system |
-
2013
- 2013-08-15 CN CN201320499844.6U patent/CN203420270U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437362A (en) * | 2013-08-15 | 2013-12-11 | 浙江博雷重型机床制造有限公司 | Fish belly sill part of foundation pit support inner supporting system |
| CN103437362B (en) * | 2013-08-15 | 2015-12-23 | 浙江博雷重型机床制造有限公司 | The fish belly sill parts of pattern foundation pit supporting structure inner support system |
| CN108612113A (en) * | 2018-06-01 | 2018-10-02 | 中铁二院昆明勘察设计研究院有限责任公司 | A kind of foundation pit arch pre-loaded support struts structure and support system |
| CN108612113B (en) * | 2018-06-01 | 2020-03-13 | 中铁二院昆明勘察设计研究院有限责任公司 | Foundation pit arch prestress supporting structure and supporting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20140815 |
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| EXPY | Termination of patent right or utility model |